What is the cheapest airline that flies from Bismarck to Ontario?

United Airlines is the most popular carrier operating from Bismarck to Ontario

When did momondo last update prices for flights from Bismarck Airport to Ontario Airport?

Prices for flights from Bismarck Airport to Ontario Airport refresh daily.

How many operators does momondo search for flights from Bismarck Airport to Ontario Airport?

As of January 2026, there is 1 operator available to choose from for flights from Bismarck Airport to Ontario Airport.

How old do you have to be to fly from Bismarck Airport to Ontario Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bismarck Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$361 Cheap Flights from Bismarck to Ontario in 2026

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Find the cheapest flights from Bismarck to Los Angeles

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5:10 pm - 8:58 pm

BIS

ONT

5h 48m

1 stop

5:05 am - 12:51 pm

ONT

BIS

5h 46m

1 stop

$361United Airlines

mié., ene. 28 - mar., feb. 3

9:00 am - 5:43 pm

BIS

ONT

10h 43m

2 stops

5:05 am - 12:51 pm

ONT

BIS

5h 46m

1 stop

$366United Airlines

mié., ene. 28 - mar., feb. 3

5:00 am - 12:16 pm

BIS

ONT

9h 16m

2 stops

1:11 pm - 11:26 pm

ONT

BIS

8h 15m

2 stops

$372Delta

mié., ene. 28 - mar., feb. 3

1:30 pm - 5:18 pm

BIS

ONT

5h 48m

1 stop

1:00 pm - 8:03 pm

ONT

BIS

5h 03m

1 stop

$399United Airlines

sáb., may. 23 - sáb., may. 30

5:10 pm - 8:58 pm

BIS

ONT

5h 48m

1 stop

5:05 am - 12:51 pm

ONT

BIS

5h 46m

1 stop

$407United Airlines

vie., ene. 30 - lun., feb. 2

1:35 pm - 10:53 pm

BIS

ONT

11h 18m

2 stops

5:05 am - 12:51 pm

ONT

BIS

5h 46m

1 stop

$412United Airlines

vie., ene. 30 - lun., feb. 2

9:13 am - 12:43 pm

BIS

ONT

5h 30m

1 stop

5:15 am - 1:03 pm

ONT

BIS

5h 48m

1 stop

$415United Airlines

sáb., feb. 28 - mié., mar. 25

5:10 pm - 8:58 pm

BIS

ONT

5h 48m

1 stop

5:05 am - 12:51 pm

ONT

BIS

5h 46m

1 stop

$419United Airlines

vie., ene. 30 - dom., feb. 1

1:35 pm - 10:53 pm

BIS

ONT

11h 18m

2 stops

5:05 am - 12:51 pm

ONT

BIS

5h 46m

1 stop

$424United Airlines

vie., ene. 30 - dom., feb. 1

1:30 pm - 5:18 pm

BIS

ONT

5h 48m

1 stop

6:00 am - 8:03 pm

ONT

BIS

12h 03m

2 stops

$427United Airlines

sáb., may. 23 - sáb., may. 30

United Airlines flights from Bismarck to Ontario

Our best United Airlines deals on Bismarck to Ontario flight tickets

United Airlines

Jan 28

BIS5:10 pmBismarck

5h 48m

1 stop

ONT8:58 pmOntario

Feb 3

ONT5:05 amOntario

5h 46m

1 stop

BIS12:51 pmBismarck

$361

United Airlines

Jan 28

BIS9:00 amBismarck

10h 43m

2 stops

ONT5:43 pmOntario

Feb 3

ONT5:05 amOntario

5h 46m

1 stop

BIS12:51 pmBismarck

$366

United Airlines

May 23

BIS1:30 pmBismarck

5h 48m

1 stop

ONT5:18 pmOntario

May 30

ONT1:00 pmOntario

5h 03m

1 stop

BIS8:03 pmBismarck

$399

Delta flights from Bismarck to Ontario

Our best Delta deals on Bismarck to Ontario flight tickets

Delta

Jan 28

BIS5:00 amBismarck

9h 16m

2 stops

ONT12:16 pmOntario

Feb 3

ONT1:11 pmOntario

8h 15m

2 stops

BIS11:26 pmBismarck

$372

Delta

Mar 3

BIS1:30 pmBismarck

12h 19m

2 stops

ONT11:49 pmOntario

Mar 25

ONT6:00 amOntario

12h 19m

2 stops

BIS8:19 pmBismarck

$464

Delta

Mar 2

BIS1:30 pmBismarck

12h 19m

2 stops

ONT11:49 pmOntario

Mar 25

ONT6:00 amOntario

12h 19m

2 stops

BIS8:19 pmBismarck

$473

Fly from

Fly to

Route

Depart

Return

Price

BismarckOntario

BIS - ONT

BISONT

Bismarck

mié. 1/28

5:10 pm-8:58 pm

1 stop5h 48m

Ontario

mar. 2/3

5:05 am-12:51 pm

1 stop5h 46m

$361

BismarckOntario

BIS - ONT

BISONT

Bismarck

mié. 1/28

9:00 am-5:43 pm

2 stops10h 43m

Ontario

mar. 2/3

5:05 am-12:51 pm

1 stop5h 46m

$366

BismarckOntario

BIS - ONT

BISONT

Bismarck

mié. 1/28

5:00 am-12:16 pm

2 stops9h 16m

Ontario

mar. 2/3

1:11 pm-11:26 pm

2 stops8h 15m

$372

BismarckOntario

BIS - ONT

BISONT

Bismarck

sáb. 5/23

1:30 pm-5:18 pm

1 stop5h 48m

Ontario

sáb. 5/30

1:00 pm-8:03 pm

1 stop5h 03m

$399

BismarckOntario

BIS - ONT

BISONT

Bismarck

vie. 1/30

5:10 pm-8:58 pm

1 stop5h 48m

Ontario

lun. 2/2

5:05 am-12:51 pm

1 stop5h 46m

$407

BismarckOntario

BIS - ONT

BISONT

Bismarck

vie. 1/30

1:35 pm-10:53 pm

2 stops11h 18m

Ontario

lun. 2/2

5:05 am-12:51 pm

1 stop5h 46m

$412

BismarckOntario

BIS - ONT

BISONT

Bismarck

sáb. 2/28

9:13 am-12:43 pm

1 stop5h 30m

Ontario

mié. 3/25

5:15 am-1:03 pm

1 stop5h 48m

$415

BismarckOntario

BIS - ONT

BISONT

Bismarck

vie. 1/30

5:10 pm-8:58 pm

1 stop5h 48m

Ontario

dom. 2/1

5:05 am-12:51 pm

1 stop5h 46m

$419

BismarckOntario

BIS - ONT

BISONT

Bismarck

vie. 1/30

1:35 pm-10:53 pm

2 stops11h 18m

Ontario

dom. 2/1

5:05 am-12:51 pm

1 stop5h 46m

$424

BismarckOntario

BIS - ONT

BISONT

Bismarck

sáb. 5/23

1:30 pm-5:18 pm

1 stop5h 48m

Ontario

sáb. 5/30

6:00 am-8:03 pm

2 stops12h 03m

$427

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bismarck to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Bismarck to Ontario flights?

You could potentially save up to 4% on your flight if you consider stops on a Bismarck to Ontario flight.

When to book flights from Bismarck to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Bismarck to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Bismarck to Ontario (BIS to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bismarck to Ontario

Fastest flight time	5h 30m
Direct flights	None

The fastest flight from Bismarck to Ontario takes 5h 30m

There are no direct flights from Bismarck to Ontario. There are no popular flight routes from Bismarck to Ontario.

Search flight deals

How far is Bismarck to Ontario by plane?
Bismarck and Ontario are 1243.9 mi apart from one another. 5h 30m is a normal flight duration for this route.
When did momondo last update prices for flights from Bismarck Airport to Ontario Airport?
Prices for flights from Bismarck Airport to Ontario Airport refresh daily.
How many operators does momondo search for flights from Bismarck Airport to Ontario Airport?
As of January 2026, there is 1 operator available to choose from for flights from Bismarck Airport to Ontario Airport.
How old do you have to be to fly from Bismarck Airport to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bismarck Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Bismarck to Ontario?
Based on momondo bookings for flights between Bismarck and Ontario, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Bismarck to Ontario

Compare and see reviews for airlines that fly from Bismarck to Ontario with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $341	Free Cancellation	Rating 7.4 9,163 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Bismarck to Ontario?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Bismarck.

Can I find flights from Bismarck to Ontario with flexible booking policies on momondo?

All flight searches from Bismarck to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bismarck to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Bismarck.

I’m not ready to book a flight from Bismarck to Ontario right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Bismarck to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.